If I ever have another dog as one of my life companions, I’ve already decided it will be tiny. Tiny tiny. Maybe tea cup size. Even if tiny dogs do seem to shake and shiver a lot. Even if others think I should get a “real dog.”

Why? I admit it. My main rationale is: tiny dog, tiny poop.

Actually, I already have trillions of tiny beings in my body. Right now each of us has trillions upon trillions of little critters we host in our bodies. In fact, these microscopic beings may outnumber our human cells 10 to 1.Continue Reading